package 蓝桥真题;

public class 方格分割 {
    static int res=0,n=5,D=(n+1)*(n+1)/2;   
    static boolean st[][]=new boolean[10][10];
    static void dfs(int x,int y){
    	  
    }
	public static void main(String[] args) {
		    
		   dfs(3,3);
		   System.out.print(res/4);
	}
}
